| 摘要 |
PROBLEM TO BE SOLVED: To provide a door device with a smoke prevention member solving a problem of damage of the smoke prevention member in carrying it from a manufacturing plant to an installation site. SOLUTION: In this door device, the smoke prevention member is disposed to a lower end or side part of a door, the door device has an installation member having the smoke prevention member, and the prevention member is disposed to the lower end or the side part of the door to be removable through the installation member. Shape maintaining members suitable for the smoke prevention members of different shapes are provided, and only by installing the installation member with smoke prevention member or changing the position of the installation member, final installation is finished. COPYRIGHT: (C)2005,JPO&NCIPI
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